Does Yo-yo Dieting Ruin Your Metabolism?

The majority of clients I’ve worked with over the years had matter-of-factly accepted the notion that they had a “low metabolism,” possibly secondary to yo-yo dieting.

Several comprehensive reviews of the literature (including one by a National Institutes of Health expert panel), however, have concluded that the negative metabolic and body composition side-effects frequently attributed to yo-yo dieting are not supported by careful review of the data. The conclusions: yo-yo dieting does not have a lasting negative effect on resting energy expenditure (REE), or muscle tissue/lean body mass (LBM), and does not make future attempts at weight loss more difficult (at least from a physiological standpoint).

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